Minor ImpactLast updated: May 31, 2018, 7:33 PM UTCRefreshed just now

Cloudflare Resolver Timeouts

Started

May 31, 2018, 6:16 PM UTC

Resolved

May 31, 2018, 7:33 PM UTC

Timeline

ResolvedMay 31, 2018, 7:33 PM UTC
This issue has been resolved and DNS resolver services have returned to normal.
MonitoringMay 31, 2018, 6:17 PM UTC
We have implemented a fix for this issue and are currently monitoring the results. We will update once we have confirmed it is resolved.
InvestigatingMay 31, 2018, 6:16 PM UTC
Cloudflare is currently seeing query timeouts for our IPv4 addresses for our public DNS resolver (1.1.1.1 and 1.0.0.1). IPv6 addresses are currently not affected (2606:4700:4700::1111 and 2606:4700:4700::1001). We are investigating further and will provide updates as they become available.